December weather forecast and Climate
Geelong, Australia AU

• Average high temperature in December: 72.7°F

Warmest month (with highest average high temperature) is February (76.6°F).
Month with lowest average high temperature is July (57°F).

• Average low temperature in December: 51.8°F

Month with highest average low temperature is February (56.3°F).
Coldest month (with lowest average low temperature) is July (41.7°F).

• Average humidity in December: 55%

Month with highest relative humidity is June (70%).
Month with lowest relative humidity is March (54%).

• Average rainfall in December: 1.6"

Wettest months (with highest rainfall) are July, September, October and November (2").
Driest months (with lowest rainfall) are February and March (1.2").

• Average rainfall days in December: 5.4 days

Month with highest number of rainy days is July (10 days).
Month with lowest number of rainy days is February (3.1 days).

• Average sea temperature in December: 61°F

Best months for swimming (with highest average sea temperature) are February and March (64°F).
Coldest months (with lowest average sea temperature) are July, August and September (55°F).

• Average daylight in December: 15h

Month with longest days is December (Average daylight: 15).
Months with shortest days are May, June and July (Average daylight: 10).

• Average sunshine in December: 8h

Month with most sunshine is January (Average sunshine: 9).
Months with least sunshine are May, June and July (Average sunshine: 4).

• Average UV index in December: 11

Month with highest UV index is January (UV index 12).
Months with lowest UV index are June and July (UV index 2).